R&D Center;
Sichuan Liyangongfang Biotechnology Co.;
Ltd.;
Meishan;
China;
School of Bioscience and Technology;
Chengdu Medical College;
Chengdu;
China;
Peking University Health Science Center;
Beijing;
China;
Photoelectric Microneedle; Treatment; PEPTIDE; COLLAGEN; Inflammation; REPAIR;